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Western Digital Corp

WDC
Exchange
Nasdaq
Industry
Computer Storage Devices
SEC CIK
0000106040

In the last 90 days, Western Digital Corp insiders filed 0 open-market purchases and 9 sales; 1,852 institutions reported holding it in 13F filings for Q2 2026, worth $206.3B in total; Maverick Capital is the only superinvestor holding it.

13F holders, Q4 2023

Institutional positions in Western Digital Corp as of Dec 31, 2023. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
610
+73 vs. Q3 2023
Shares held
301.1M
+22.6M (+8.1%) vs. Q3 2023
Total value
$15.8B
+$3.06B (+24.1%) vs. Q3 2023
New holders
119
201 more added
Sold out
46
200 more reduced

6 institutions that held it in Q3 2023 haven't filed for Q4 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q3 2023: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting WDC on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ4 2023: 610 institutions
Q1 2021: 672 institutionsQ2 2021: 686 institutionsQ3 2021: 634 institutionsQ4 2021: 696 institutionsQ1 2022: 649 institutionsQ2 2022: 632 institutionsQ3 2022: 579 institutionsQ4 2022: 529 institutionsQ1 2023: 540 institutionsQ2 2023: 538 institutionsQ3 2023: 543 institutionsQ4 2023: 610 institutionsQ1 2024: 683 institutionsQ2 2024: 759 institutionsQ3 2024: 698 institutionsQ4 2024: 711 institutionsQ1 2025: 662 institutionsQ2 2025: 750 institutionsQ3 2025: 961 institutionsQ4 2025: 1,175 institutionsQ1 2026: 1,422 institutionsQ2 2026: 1,852 institutions
Value heldQ4 2023: $15.8B
Q1 2021: $16.3BQ2 2021: $17.6BQ3 2021: $14.1BQ4 2021: $16.5BQ1 2022: $12.5BQ2 2022: $12.0BQ3 2022: $8.97BQ4 2022: $8.72BQ1 2023: $10.2BQ2 2023: $10.2BQ3 2023: $12.7BQ4 2023: $15.8BQ1 2024: $20.7BQ2 2024: $25.4BQ3 2024: $22.1BQ4 2024: $20.1BQ1 2025: $14.4BQ2 2025: $23.4BQ3 2025: $41.5BQ4 2025: $58.9BQ1 2026: $90.0BQ2 2026: $206.3B
Institutions holding WDC and their total value by quarter
QuarterHoldersValue
Q2 20261,852$206.3B
Q1 20261,422$90.0B
Q4 20251,175$58.9B
Q3 2025961$41.5B
Q2 2025750$23.4B
Q1 2025662$14.4B
Q4 2024711$20.1B
Q3 2024698$22.1B
Q2 2024759$25.4B
Q1 2024683$20.7B
Q4 2023610$15.8B
Q3 2023543$12.7B
Q2 2023538$10.2B
Q1 2023540$10.2B
Q4 2022529$8.72B
Q3 2022579$8.97B
Q2 2022632$12.0B
Q1 2022649$12.5B
Q4 2021696$16.5B
Q3 2021634$14.1B
Q2 2021686$17.6B
Q1 2021672$16.3B

Institutions, Q4 2023

Shares, value and share of portfolio for each institution holding Western Digital Corp; share changes are against Q3 2023.

Institutions holding WDC in Q4 2023
InstitutionSharesValue% of portfolioChange in sharesAction
Jump Financial, LLC64,526$3.38M0.11%+43,058+200.6%Added
APG Asset Management US Inc.64,724$3.39M0.02%+64,724New
Texas Permanent School Fund65,105$3.41M0.03%+839+1.3%Added
Level Four Advisory Services, LLC68,027$3.56M0.20%+170+0.3%Added
Man Group plc69,118$3.62M0.01%+69,118New
State of Alaska, Department of Revenue69,581$3.64M0.04%−2,145−3.0%Reduced
Engineers Gate Manager LP69,979$3.66M0.10%+42,117+151.2%Added
Maytus Capital Management, LLC70,000$3.67M1.46%−25,000−26.3%Reduced
Commonwealth of Pennsylvania Public School Empls Retrmt Sys71,005$3.72M0.03%+6,676+10.4%Added
Retirement Systems of Alabama71,460$3.74M0.02%−881−1.2%Reduced
Nishkama Capital, LLC72,821$3.81M0.99%−202,314−73.5%Reduced
Raymond James & Associates74,375$3.90M0.00%−15,693−17.4%Reduced
Mirae Asset Global Investments Co., Ltd.74,457$3.90M0.01%+3,713+5.2%Added
Point72 Middle East FZE74,508$3.90M0.27%+74,508New
Tegean Capital Management, LLC75,000$3.93M4.78%+15,000+25.0%Added
Y-Intercept (Hong Kong) Ltd76,987$4.03M0.38%+76,987New
MetLife Investment Management78,708$4.12M0.03%−413−0.5%Reduced
National Bank of Canada81,949$4.17M0.01%−30,155−26.9%Reduced
Amalgamated Bank81,133$4.25M0.03%+835+1.0%Added
Handelsbanken Fonder AB81,346$4.26M0.02%+15,285+23.1%Added
LPL Financial LLC83,608$4.38M0.00%+11,199+15.5%Added
Nisa Investment Advisors, LLC85,246$4.46M0.03%+761+0.9%Added
LMCG Investments, LLC85,883$4.50M0.28%−360−0.4%Reduced
Smith, Graham & Co., Investment Advisors, LP85,976$4.50M0.52%−17,397−16.8%Reduced
Polymer Capital Management (HK) LTD87,100$4.56M1.60%+87,100New
State of Michigan Retirement System88,757$4.65M0.03%−24,450−21.6%Reduced
Arizona State Retirement System89,088$4.67M0.04%+1,803+2.1%Added
AMF Pensionsforsakring AB89,487$4.69M0.04%+34,499+62.7%Added
Canada Pension Plan Investment Board90,073$4.72M0.01%−233,527−72.2%Reduced
Nomura Asset Management Co Ltd91,553$4.79M0.02%+6,085+7.1%Added
USS Investment Management Ltd92,062$4.82M0.04%+266+0.3%Added
Cerity Partners LLC93,926$4.92M0.02%+81,137+634.4%Added
Stifel Financial Corp95,613$5.01M0.01%−15,307−13.8%Reduced
Qube Research & Technologies Ltd96,606$5.06M0.01%+93,915+3,490.0%Added
Zurcher Kantonalbank (Zurich Cantonalbank)96,815$5.07M0.02%−703−0.7%Reduced
Walleye Trading LLC97,060$5.08M0.08%+97,060New
LGT Group Foundation96,443$5.10M0.11%−11,202−10.4%Reduced
Clearline Capital LP97,999$5.13M0.57%+97,999New
Boothbay Fund Management, LLC98,149$5.14M0.19%+98,149New
Mirabella Financial Services LLP98,324$5.15M0.74%+98,299+393,196.0%Added
RNC Capital Management LLC100,554$5.27M0.32%+2,802+2.9%Added
Prelude Capital Management, LLC100,844$5.28M0.46%+12,930+14.7%Added
Alerus Financial NA101,291$5.30M0.43%−3,686−3.5%Reduced
John G Ullman & Associates Inc103,750$5.43M0.86%+24,100+30.3%Added
KBC Group NV105,101$5.50M0.02%+73,212+229.6%Added
BluePointe Capital Management, LLC108,141$5.66M4.30%+108,141New
Rafferty Asset Management, LLC110,277$5.78M0.02%+15,975+16.9%Added
Ensign Peak Advisors, Inc112,470$5.89M0.01%+10,750+10.6%Added
Occudo Quantitative Strategies LP114,416$5.99M0.81%+114,416New
US Bancorp115,251$6.04M0.01%−23,594−17.0%Reduced
Eisler Capital (US) LLC115,290$6.04M10.22%+63,590+123.0%Added
Quantbot Technologies LP117,231$6.14M0.36%+117,231New
Symmetry Investments LP119,327$6.25M1.14%+84,788+245.5%Added
Comerica Bank122,799$6.43M0.03%+50,045+68.8%Added
swisspartners Advisors Ltd146,908$6.47M5.66%+2,550+1.8%Added
ING Groep NV124,690$6.53M0.05%+46,486+59.4%Added
Royal London Asset Management Ltd125,703$6.58M0.02%+13,168+11.7%Added
Capital Fund Management S.A.129,168$6.76M0.09%−40,783−24.0%Reduced
TD Asset Management Inc133,368$6.98M0.01%+7,770+6.2%Added
Standard Life Aberdeen plc134,071$7.02M0.02%+55,399+70.4%Added
Asset Management One Co.,Ltd.133,481$7.07M0.03%−3,616−2.6%Reduced
Public Employees Retirement System of Ohio135,853$7.11M0.03%+5,678+4.4%Added
Portolan Capital Management, LLC136,807$7.16M0.63%+136,807New
Robotti Robert136,875$7.17M1.03%−1,805−1.3%Reduced
Polar Asset Management Partners Inc.137,900$7.22M0.20%+6,900+5.3%Added
Macquarie Group Ltd145,290$7.61M0.01%+40,998+39.3%Added
Permit Capital, LLC146,250$7.66M2.63%00.0%Unchanged
Treasurer of the State of North Carolina147,969$7.75M0.04%+3,560+2.5%Added
American International Group, Inc.155,869$8.16M0.03%+372+0.2%Added
GTS Securities LLC157,141$8.23M0.18%−475−0.3%Reduced
Squarepoint Ops LLC162,980$8.54M0.03%+154,295+1,776.6%Added
Natixis164,903$8.64M0.07%+44,325+36.8%Added
Bank of Nova Scotia166,690$8.73M0.02%+136,821+458.1%Added
Zweig-DiMenna Associates LLC166,750$8.73M1.01%+114,250+217.6%Added
Thrivent Financial for Lutherans166,940$8.74M0.02%−25,476−13.2%Reduced
Mitsubishi UFJ Trust & Banking Corp172,719$9.05M0.02%−8,882−4.9%Reduced
Chevy Chase Trust Holdings, Inc.181,125$9.49M0.03%+1,287+0.7%Added
Verition Fund Management LLC184,319$9.65M0.10%+60,136+48.4%Added
State of New Jersey Common Pension Fund D185,780$9.73M0.03%+6,082+3.4%Added
Pictet Asset Management Holding SA191,005$10.0M0.01%+16,813+9.7%Added
LMR Partners LLP192,814$10.1M0.25%+115,141+148.2%Added
Twinbeech Capital LP195,241$10.2M0.17%+195,241New
S&T Bank195,234$10.2M1.89%−12,493−6.0%Reduced
Toronto Dominion Bank198,986$10.4M0.02%−20,684−9.4%Reduced
Weiss Multi-Strategy Advisers LLC200,000$10.5M0.27%−75,000−27.3%Reduced
FengHe Fund Management Pte. Ltd.202,400$10.6M1.86%−220,793−52.2%Reduced
Storebrand Asset Management AS203,352$10.6M0.04%+64,116+46.0%Added
Crossmark Global Holdings, Inc.211,578$11.1M0.23%+269+0.1%Added
APG Asset Management N.V.242,843$11.5M0.02%−6,608−2.6%Reduced
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main221,898$11.6M0.02%+193,363+677.6%Added
Beaconlight Capital, LLC223,709$11.7M5.53%+38,854+21.0%Added
Manufacturers Life Insurance Company, The225,117$11.8M0.01%−8,637−3.7%Reduced
New York State Common Retirement Fund225,787$11.8M0.02%−14,764−6.1%Reduced
Prudential Financial Inc230,562$11.8M0.02%−45,523−16.5%Reduced
Wolverine Trading, LLC227,496$11.9M0.09%+87,859+62.9%Added
Duquesne Family Office LLCSuperinvestorDuquesne Family Office230,000$12.0M0.39%00.0%Unchanged
III Capital Management231,099$12.1M0.70%+224,053+3,179.9%Added
State of Tennessee, Treasury Department233,594$12.2M0.05%−42,724−15.5%Reduced
Banco Bilbao Vizcaya Argentaria, S.A.237,756$12.5M0.15%+33,857+16.6%Added
Great West Life Assurance Co240,301$12.5M0.03%−1,102−0.5%Reduced